3A 30W DC 5.5 -30V to DC 0.5 -30V CV Adjustable Step Up Down Buck Boost Converter Power Supply Module Voltage Regulator diymore
![3A 30W DC 5.5 -30V to DC 0.5 -30V CV Adjustable Step Up Down Buck Boost Converter Power Supply Module Voltage Regulator diymore](http://ae01.alicdn.com/kf/HTB1pKwVbkxz61VjSZFrq6xeLFXa1/3A-30W-DC-5-5-30V-to-DC-0-5-30V-CV-Adjustable-Step-Up-Down.jpg_350x350.jpg)
sku: 33041315843
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$1.35
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